However, the DNA that makes up chromosomes becomes more tightly packed during cell division and is then visible under a microscope. Most of what researchers know about chromosomes was learned by observing chromosomes during cell division.
From a career standpoint, the term âbiologistâ can have many meanings. As a biologist, you might study plants, animals, people or a particular environment. You could work in marine biology, wildlife biology or biochemistry, travel to the Brazilian rain forest to study biological compounds or work in a clinical laboratory as a microbiologist.
Most aspiring marine biologists head to graduate school to get their master's degree. Most scientists become more specialized in their research interests. This is the point where you really begin to train for that specific aspect of marine biology that piques your interest.ost aspiring marine biologists head to graduate school to get their master's degree. Most scientists become more specialized in their research interests. This is the point where you really begin to train for that specific aspect of marine biology that piques your interest.